OpenTechnical

OT-2026-000097271

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000097271) never changes.

Identity and time

Publication numberOT-2026-000097271 · never reused
Internal UUID01a0aea1-01ca-755d-81af-c81d9a7b93dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097271
StatusPUBLIC

Content hashes

Canonical texte8dc3b8bab413b36384244cd468a1a1ccf0d0c1302cf55d590c1eeaa19d691dd
Markdown821b460503592546cbbc84db6e3bea514d739b142cf44c07074a8132a6e697cd
PDF
Publication pagee6c36e09b2087016913dedd5709788a61f3481d11f05e82f31abaece8672b8a6
Manifestba875afcbc5da0abc1e92b59a92f7803af58ba9f7645be475a87aa70df460a55

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturePBm5OYshdZBXNgDEi1wjScNzXJjKOjmEWtVoOE3xEDIJS9+iewfAcJ7zoY71srOycGGczwlef7oV2ThNJ0lTCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:31.881915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097271
observed e6c36e09b2087016913dedd5709788a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.864814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097271/manifest.json
observed ba875afcbc5da0abc1e92b59a92f7803...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.846499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097271/publication.md
observed 821b460503592546cbbc84db6e3bea51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:31.829134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097271/publication.txt
observed e8dc3b8bab413b36384244cd468a1a1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.